T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with the (lower) medians of each row and column unequal to its neighbors.
A238037
T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with the (lower) medians of each row and column unequal to its neighbors.
Terms
- a(0) =36a(1) =122a(2) =122a(3) =596a(4) =1004a(5) =596a(6) =2124a(7) =6218a(8) =6218a(9) =2124a(10) =9672a(11) =57540a(12) =157940a(13) =57540a(14) =9672a(15) =35418a(16) =305978a(17) =1893380a(18) =1893380a(19) =305978a(20) =35418a(21) =155892a(22) =3010316a(23) =40950296a(24) =63947968a(25) =40950296a(26) =3010316a(27) =155892a(28) =580596a(29) =14910890
External references
- oeis: A238037